Table 3 Main institution by their number of papers in each cluster

Cluster 1

Hadassah Medical Organization, Israel.

6

British Columbia Cancer Agency, Canada.

5

Georgetown University, USA.

5

Hiroshima University, Japan.

3

University of British Columbia, Canada.

3

No information

14

Cluster 2

University of Southern California, USA.

5

Hadassah Medical Organization, Israel.

5

New York University, USA.

3

SEQUUS Pharmaceuticals, Inc., Menlo Park, USA.

3

University of Alberta, Canada.

3

Cluster 3

University of Alberta, Canada.

10

Hadassah Medical Organization, Israel.

4

Northeastern University, USA.

3

Peking University, China.

3

Cluster 4

Hadassah Medical Organization, Israel.

10

Roswell Park Cancer Institute, USA.

8

Cluster 5

Duke University, USA.

7

Harvard Medical School, USA.

6

University of California-San Francisco, USA

3

Cluster 6

Cleveland Clinic Foundation, USA.

3

Cluster 7 and 8

All institution have just one paper in theses clusters

1